Finding the Fourth Proportional to 165,594.94, 228,397.80 and 105,113.05
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Solution
The fourth proportional to 165,594.94, 228,397.80 and 105,113.05 is: 144,977.80
Step by Step Solution
- Step 1: Write the proportion equation
165,594.94 : 228,397.80 = 105,113.05 : x - Step 2: Convert to fraction form
165,594.94/228,397.80 = 105,113.05/x - Step 3: Cross multiply
165,594.94x = 228,397.80 × 105,113.05 - Step 4: Simplify right side
165,594.94x = 24,007,589,371.29 - Step 5: Solve for x
x = 24,007,589,371.29/165,594.94 - Step 6: Final answer
x = 144,977.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.